1. Corrugated board is made by gluing face paper, lining paper, core paper and corrugated paper processed into waveform corrugations.
2. According to the needs of product packaging, corrugated board can be processed into single-sided corrugated board, 3-ply corrugated board, 5-ply, 7-ply, 11-ply corrugated board, etc.
3. Single-sided corrugated board is generally used as a protective liner for packaging or to make lightweight pallets or pads to protect goods from shocks or shocks during storage and transportation, while 3-ply and 5-ply corrugated board are commonly used to make corrugated boxes.
4. Many products are simply and beautifully packaged in 3 or 5 ply corrugated cardboard. Beautiful and colorful graphics and images are printed on the surface of the corrugated carton or box, which not only protects the inner product, but also promotes and beautifies the inner product.